Home / 18,536,621.60-27,804,932.40-15,737,261.60

Finding the Fourth Proportional to 18,536,621.60, 27,804,932.40 and 15,737,261.60

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Solution

The fourth proportional to 18,536,621.60, 27,804,932.40 and 15,737,261.60 is: 23,605,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536,621.60 : 27,804,932.40 = 15,737,261.60 : x
  2. Step 2: Convert to fraction form
    18,536,621.60/27,804,932.40 = 15,737,261.60/x
  3. Step 3: Cross multiply
    18,536,621.60x = 27,804,932.40 × 15,737,261.60
  4. Step 4: Simplify right side
    18,536,621.60x = 437,573,494,949,115.81
  5. Step 5: Solve for x
    x = 437,573,494,949,115.81/18,536,621.60
  6. Step 6: Final answer
    x = 23,605,892.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.